Commit 357389a9 authored by Yang Tse's avatar Yang Tse
Browse files

Another AC_TRY_LINK conversion to AC_LINK_IFELSE. 

Sorting of function names.
Proper definition of HAVE_function if function is found deeper.
parent 42cabc14

configure.ac

+60 −54
Original line number Diff line number Diff line
@@ -2082,60 +2082,66 @@ case $host in 
     AC_MSG_NOTICE([skip check for pipe on msdosdjgpp])

    ;;

esac

AC_CHECK_FUNCS( strtoll \

                socket \

                strdup \

                strstr \

                strcasestr \

                strtok_r \

                uname \

                strcasecmp \

                stricmp \

                strcmpi \



AC_CHECK_FUNCS([basename \

  closesocket \

  fork \

  ftruncate \

  geteuid \

  gethostbyaddr \

  getpass_r \

  getppid \

  getprotobyname \

  getpwuid \

  getrlimit \

  gettimeofday \

  inet_addr \

  inet_ntoa \

  inet_pton \

  perror \

                closesocket \

                siginterrupt \

                sigaction \

                signal \

                getpass_r \

                strlcat \

                getpwuid \

                geteuid \

                getppid \

                utime \

                sigsetjmp \

                basename \

                setlocale \

                ftruncate \

  pipe \

  poll \

                getprotobyname \

                getrlimit \

  setlocale \

  setmode \

  setrlimit \

                fork \

                setmode,

dnl if found

[],

dnl if not found, $ac_func is the name we check for

  sigaction \

  siginterrupt \

  signal \

  sigsetjmp \

  socket \

  strcasecmp \

  strcasestr \

  strcmpi \

  strdup \

  stricmp \

  strlcat \

  strstr \

  strtok_r \

  strtoll \

  uname \

  utime

],[

],[

  func="$ac_func"

  eval skipcheck=\$skipcheck_$func

  if test "x$skipcheck" != "xyes"; then

    AC_MSG_CHECKING([deeper for $func])

  AC_TRY_LINK( [],

               [ $func ();],

               AC_MSG_RESULT(yes!)

    AC_LINK_IFELSE([

      AC_LANG_PROGRAM([[

      ]],[[

        $func ();

      ]])

    ],[

      AC_MSG_RESULT([yes])

      eval "ac_cv_func_$func=yes"

               def=`echo "HAVE_$func" | tr 'a-z' 'A-Z'`

               AC_DEFINE_UNQUOTED($def, 1, [If you have $func]),

               AC_MSG_RESULT(but still no)

               )

      AC_DEFINE_UNQUOTED([AS_TR_CPP([HAVE_$func])], [1],

        [Define to 1 if you have the $func function.])

    ],[

      AC_MSG_RESULT([but still no])

    ])

  fi

)

])





dnl sigsetjmp() might be a macro and no function so if it isn't found already

dnl we make an extra check here!